Prorate and fuel tax offices

Customer service field offices

Olympia

Department of Licensing
405 Black Lake Blvd SW
Olympia, WA 98502
Map and directions

  • Hours: 8:30 a.m. - 4:30 p.m., Monday - Friday

Vancouver

Department of Licensing
1301 NE 136th Ave
Vancouver, WA 98684
Map and directions

  • Phone: 360.664.1858
  • Fax: 360.260.3754
  • Hours: 8:30 a.m. - 4:30 p.m., Monday - Friday

Olympia headquarters

Motor Carrier Services IRP (prorate) or IFTA

  • Phone: 360.664.1858
  • Email: MotorCarrierServices@dol.wa.gov
  • Fax: 360.570.7829
  • Mail:
    • With payments:
      Motor Carrier Services
      PO Box 9048
      Olympia, WA 98507-9048
    • Without payments:
      Motor Carrier Services
      PO Box 9228
      Olympia, WA 98507-9228

Fuel tax

  • Mail with payments:
    Fuel Tax Unit
    PO Box 9048
    Olympia, WA 98507-9048
  • Mail without payments:
    Fuel Tax Unit
    PO Box 9228
    Olympia, WA 98507-9228

Overnight mailing (FedEx, UPS, USPS)

Prorate and Fuel Tax Program
Department of Licensing
1125 Washington Street
Olympia, WA 98501

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